From 1ccd4f7141e49707ec82ef1fc39904951250d05c Mon Sep 17 00:00:00 2001
From: pin <pin@fe552daf-6dbe-4428-90eb-1537e0879342>
Date: Fri, 24 Jun 2011 14:00:42 +0000
Subject: [PATCH] =?utf8?q?Ajout=20du=20contr=C3=B4le=20du=20gain=20=C3=A0?=
 =?utf8?q?=20la=20t=C3=A9l=C3=A9commande.?=
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git-svn-id: https://svn.cri.ensmp.fr/svn/minwii/trunk@354 fe552daf-6dbe-4428-90eb-1537e0879342
---
 src/minwii/app.py   | 12 ++++++++----
 src/minwii/synth.py | 19 +++++++++++++++++++
 2 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/src/minwii/app.py b/src/minwii/app.py
index 87c2082..2ac1d72 100755
--- a/src/minwii/app.py
+++ b/src/minwii/app.py
@@ -71,15 +71,19 @@ class MinWii(object):
         if self.screen == SCREEN_PLAY :
             pygame_wiimouse._default_event_cb(wt, id, wmp)
             
-            # le bouton Home de la télécommande permet de sortir
-            # (envoi d'un événement clavier « q »)
             wm = wmp[0]
-            if id == self.nwiimotes - 1 and \
-                wiiuse.is_just_pressed(wm, wiiuse.button['Home']) :
+            if id == self.nwiimotes - 1 :
+                # le bouton Home de la télécommande permet de sortir
+                # (envoi d'un événement clavier « q »)
+                if wiiuse.is_just_pressed(wm, wiiuse.button['Home']) :
                     event = pygame.event.Event(pygame.KEYDOWN,
                                                key = pygame.K_q,
                                                unicode = u'q')
                     pygame.event.post(event)
+                elif wiiuse.is_just_pressed(wm, wiiuse.button['+']) :
+                    self.synth.inc_gain()
+                elif wiiuse.is_just_pressed(wm, wiiuse.button['-']) :
+                    self.synth.dec_gain()
 
         elif self.screen in (SCREEN_HOME, SCREEN_INSTRUMENTS) :
             pygame_wiimouse._full_mouse_event_cb(wt, id, wmp)
diff --git a/src/minwii/synth.py b/src/minwii/synth.py
index f8e8798..6d0034f 100755
--- a/src/minwii/synth.py
+++ b/src/minwii/synth.py
@@ -7,6 +7,7 @@ $URL$
 """
 from os.path import realpath, sep, exists
 from  fluidsynth import Synth as FSynth
+from fluidsynth import fluid_settings_setnum
 from log import console, envLogger, eventLogger
 import pygame
 import events
@@ -26,6 +27,8 @@ class Synth(FSynth) :
         if not sfPath :
             sfPath = SOUND_FONT
         assert exists(sfPath)
+        
+        self._gain = gain
 
         self.start()
         self.fsid = self.sfload(sfPath)
@@ -37,6 +40,22 @@ class Synth(FSynth) :
         console.debug('arrêt du synthétiseur')
         self.delete()
     
+    def gain(self, gain) :
+        self._gain = gain
+        fluid_settings_setnum(self.settings, 'synth.gain', self._gain)
+    
+    def inc_gain(self, step = 0.1) :
+        self._gain = self._gain + step
+        if self._gain > 5 :
+            self._gain = 5
+        self.gain(self._gain)
+    
+    def dec_gain(self, step = 0.1) :
+        self._gain = self._gain - step
+        if self._gain < 0 :
+            self._gain = 0
+        self.gain(self._gain)
+
     def adjust_octave(self, chan, octave) :
         '''
         Abaisse ou élève les notes de n octave
-- 
2.20.1